Home / 270,206.44-405,295.04-137,083.24

Finding the Fourth Proportional to 270,206.44, 405,295.04 and 137,083.24

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Solution

The fourth proportional to 270,206.44, 405,295.04 and 137,083.24 is: 205,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,206.44 : 405,295.04 = 137,083.24 : x
  2. Step 2: Convert to fraction form
    270,206.44/405,295.04 = 137,083.24/x
  3. Step 3: Cross multiply
    270,206.44x = 405,295.04 × 137,083.24
  4. Step 4: Simplify right side
    270,206.44x = 55,559,158,088.46
  5. Step 5: Solve for x
    x = 55,559,158,088.46/270,206.44
  6. Step 6: Final answer
    x = 205,617.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.